168748446 has 16 divisors (see below), whose sum is σ = 338264064. Its totient is φ = 56121624.

The previous prime is 168748439. The next prime is 168748451. The reversal of 168748446 is 644847861.

168748446 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 168748395 and 168748404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29086 + ... + 34401.

It is an arithmetic number, because the mean of its divisors is an integer number (21141504).

Almost surely, 2^168748446 is an apocalyptic number.

168748446 is an abundant number, since it is smaller than the sum of its proper divisors (169515618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

168748446 is a wasteful number, since it uses less digits than its factorization.

168748446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63935.

The product of its digits is 1032192, while the sum is 48.

The square root of 168748446 is about 12990.3212431410. The cubic root of 168748446 is about 552.6030284990.

The spelling of 168748446 in words is "one hundred sixty-eight million, seven hundred forty-eight thousand, four hundred forty-six".